Drive System Maintenance; Adjusting The Traction Drive For Neutral; Adjusting The Rear Wheel Toe-In - Toro Groundsmaster 4300-D Operator's Manual

Drive System
Maintenance
Adjusting the Traction
Drive for Neutral
The machine must not creep when the traction pedal
is released. If it does creep, adjust as follows:
1. Park the machine on a level surface, shut off the
engine, and lower the cutting units to the ground.
2. Jack up the machine until all the tires are off the
ground; refer to Raising the Machine (page
Support the machine with jack stands to prevent
it from falling accidentally.
3. On the right side of the hydrostat, loosen the
locknut on the traction-adjustment cam
84).
Figure 84
1. Locknut
WARNING
The engine must be running so that you
can make the final adjustment on the
traction adjustment cam. This could
cause personal injury.
Keep your hands, feet, face, and other
body parts away from the muffler, other
hot parts of the engine, and any rotating
parts.
53).
(Figure
g004147
2. Traction-adjustment cam
4. Turn the key in the switch to the O
start the engine, and rotate the cam hex in either
direction until the wheels cease rotation.
5. Tighten the locknut to secure the adjustment.
6. Turn the key in the switch to the O
remove the jack stands, and lower the machine
to the ground.
7. Test drive the machine to make sure that it does
not creep.
Adjusting the Rear Wheel
Toe-in
Service Interval: Every 800 hours
1. Rotate the steering wheel so that the rear
wheels are straight ahead.
2. Loosen the jam nut on each end of the tie rod
(Figure 85).
Note:
The end of the tie rod with the external
groove is a left-hand thread.
1. Wrench slot
2. Tie rod
3. Using the wrench slot, rotate the tie rod.
4. Measure the distance at the front and rear of the
rear wheels at axle height.
Note:
The distance at the front of the rear
wheels should be less than 6 mm (1/4 inch) of
the distance measured at the rear of the wheels.
5. Repeat procedure as required.
62
position,
N
position,
FF
Figure 85
3. Jam nut
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